Vented pen cap



FIG. 1 is an isometric front view of a pen cap showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view therof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom view.

The ornamental design for a vented pen cap, as shown and described.